Fixed deadlock for UWP
Fixed deadlock for UWP

Azure/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts